CN212705776U - Milling cutter's blade grinding device for milling machine - Google Patents

Abstract

The utility model discloses a cutting edge polishing device of a milling cutter for a milling machine, which comprises a machine table, wherein one end of the machine table is provided with a guide pillar, and a polishing mechanism and a milling cutter clamping assembly are arranged on the guide pillar; the polishing mechanism comprises a case, a motor, a shaft lever and a grinding wheel; the milling cutter clamping assembly comprises a bottom plate, an upper clamping plate, a lower clamping plate, a milling cutter and a fastener. According to the cutting edge polishing device of the milling cutter for the milling machine, the milling cutter is clamped through the milling cutter clamping assembly, and the milling cutter is fixed by using the fastener, so that the stability of the milling cutter is ensured; in the polishing process, the slidable milling cutter clamps the assembly, and the cutting edge end of the milling cutter is adjusted to enable polishing to be uniform.

Description

Milling cutter's blade grinding device for milling machine

Technical Field

The utility model relates to a milling cutter blade technical field that polishes specifically is a milling cutter's blade grinding device for milling machine.

Background

The milling machine mainly refers to a machine tool for processing various surfaces of a workpiece by using a milling cutter. The milling machine can mill planes, grooves, gear teeth, threads and spline shafts, can also process complex molded surfaces, has higher efficiency than a planer, and is widely applied to mechanical manufacturing and repairing departments.

The milling cutter is an important part for processing a workpiece by the milling machine, and after the milling machine processes the workpiece for a long time, the cutting edge of the milling cutter is abraded, so that the subsequent processing operation on the workpiece cannot be normally carried out. At present, the cutting edge of the milling cutter is usually polished by a worker holding a polisher, but the polishing mode is low in polishing efficiency and high in labor intensity, and the condition that the cutting edge is not uniform in polishing exists.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a cutting edge polishing device of a milling cutter for a milling machine, which clamps the milling cutter through a milling cutter clamping assembly and fixes the milling cutter by a fastener, thereby ensuring the stability of the milling cutter; in the polishing process, the slidable milling cutter clamps the assembly, and the cutting edge end of the milling cutter is adjusted to enable polishing to be uniform, so that the problem in the prior art can be solved.

In order to achieve the above object, the utility model provides a following technical scheme: a cutting edge polishing device of a milling cutter for a milling machine comprises a machine table, wherein one end of the machine table is provided with a guide pillar, and a polishing mechanism and a milling cutter clamping assembly are arranged on the guide pillar; the polishing mechanism comprises a case, a motor, a shaft lever and a grinding wheel; the milling cutter clamping assembly comprises a bottom plate, an upper clamping plate, a lower clamping plate, a milling cutter and a fastener.

Preferably, the case is mounted at the top end of the guide post, the motor is mounted in the case, an output shaft of the motor penetrates through the bottom wall of the case and extends out of the case, one end of the shaft rod is connected with the output shaft of the motor through a coupler, and the grinding wheel is mounted at the other end of the shaft rod.

Preferably, the one end of bottom plate sets up U type spout to U type spout and guide pillar phase-match, bottom plate pass through U type spout slidable mounting on the guide pillar, the punch holder lid is adorned on the lower plate to fixed through the fastener, the bottom surface of punch holder still sets up assorted arc groove with the lower plate face, the other end of bottom plate is located to the lower plate, and passes through the screw fixation, the handle of a knife end cartridge of milling cutter is in the arc groove, and the sword end of milling cutter is in the coplanar with the sand face of emery wheel.

Preferably, the fastener further comprises a rod hole, a screw rod, a spring A, a pressure spring piece and a nut; the rod holes are formed in the two ends of the upper clamping plate and the lower clamping plate, the screw rod is inserted into the rod holes, the spring A is sleeved on the screw rod, the bottom of the spring A is connected with the upper clamping plate, the nut is rotatably installed on the screw rod, and the bottom of the nut is connected with the spring A.

Preferably, a supporting cylinder is arranged at one end of the machine table and at the lower end of the milling cutter clamping assembly, and the supporting cylinder comprises a cylinder seat, a spring B, a supporting rod and a top plate; the barrel holder is arranged on the machine table and fixed through screws, the spring B is inserted into the barrel holder, one end of the support rod is inserted into the barrel holder and is connected with the spring B, the other end of the support rod extends to the milling cutter clamping assembly, the top plate is arranged at the other end of the support rod, and the surface of the top plate is connected with the bottom surface of a bottom plate in the milling cutter clamping assembly.

Preferably, the milling cutter clamping assembly is further provided with a push-pull handle, and the push-pull handle comprises a grab handle, a fixed rod and an insertion hole; the grab handle is installed at one end of the fixing rod, the fixing rod is parallelly arranged at the outer side of one end of the lower clamping plate in the milling cutter clamping assembly, the inserting holes are formed in one end of the lower clamping plate and correspond to the fixing rod one to one, and the other end of the fixing rod is inserted into the inserting holes.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. this blade grinding device of milling cutter for milling machine at first, presss from both sides the dress milling cutter through the milling cutter clamp dress subassembly that sets up to utilize the fixed milling cutter of fastener, thereby make when polishing the blade terminal surface of milling cutter, guarantee the steadiness of milling cutter. Secondly, because of the handle end cartridge of milling cutter in the arc inslot that punch holder and lower plate set up, so at the in-process of polishing to the blade of milling cutter, can loosen the fastener a little and make the handle end of milling cutter can be at the arc inslot internal rotation, and then adjustable milling cutter's blade terminal surface contacts with the emery wheel in proper order and polishes.

This process is embodied as: the nut is rotated outwards from the screw rod, so that the pressure of the pressure spring piece pressing the spring B is reduced, the force acting on the upper clamping plate is reduced due to the reduction of the pressure of the spring B, the force for clamping the milling cutter is reduced, the milling cutter can rotate under the action of twisting force, and the purpose of adjusting the end face of the cutting edge is achieved.

2. According to the cutting edge polishing device of the milling cutter for the milling machine, the milling cutter clamping assembly is slidably arranged on the guide column, so that the milling cutter clamping assembly can move up and down under the push and pull of staff, and the cutting edge end face of the milling cutter is in contact with the sand surface of the grinding wheel to polish the milling cutter from the side where the milling cutter clamping assembly slides to the sand surface of the grinding wheel; and in the process of polishing, the milling cutter clamping assembly can slide away and be supported by the supporting cylinder according to the polishing effect of the cutting edge end face of the milling cutter, so that the orientation of the cutting edge end face of the milling cutter is adjusted, and the cutting edge end of the milling cutter can be uniformly polished.

To sum up: according to the cutting edge polishing device of the milling cutter for the milling machine, the milling cutter is clamped through the milling cutter clamping assembly, and the milling cutter is fixed by using the fastener, so that the stability of the milling cutter is ensured; in the polishing process, the slidable milling cutter clamps the assembly, and the cutting edge end of the milling cutter is adjusted to enable polishing to be uniform, so that the problem in the prior art can be effectively solved.

Drawings

FIG. 1 is the overall structure of the present invention;

FIG. 2 is an assembly view of the bottom plate structure of the present invention;

fig. 3 is a structural diagram of a milling cutter clamping assembly of the present invention;

fig. 4 is an assembly view of the milling cutter clamping assembly structure of the present invention;

fig. 5 is an assembly view of the supporting cylinder structure of the present invention.

In the figure: 1. a machine platform; 2. a guide post; 3. a polishing mechanism; 31. a chassis; 32. a motor; 33. a shaft lever; 34. a grinding wheel; 4. the milling cutter clamps the assembly; 41. a base plate; 411. a U-shaped chute; 42. an upper splint; 43. a lower splint; 431. an arc groove; 44. milling cutters; 45. a fastener; 451. a rod hole; 452. a screw; 453. a spring A; 454. pressing a spring plate; 455. a nut; 5. a support cylinder; 51. a cartridge holder; 52. a spring B; 53. a stay bar; 54. a top plate; 6. a push-pull handle; 61. a handle; 62. fixing the rod; 63. and (7) inserting holes.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-5, a cutting edge polishing device for a milling cutter for a milling machine comprises a machine table 1, wherein a guide pillar 2 is mounted at one end of the machine table 1, and a polishing mechanism 3 and a milling cutter clamping assembly 4 are arranged on the guide pillar 2; the grinding mechanism 3 comprises a case 31, a motor 32, a shaft 33 and a grinding wheel 34; the milling cutter clamping assembly 4 comprises a bottom plate 41, an upper clamping plate 42, a lower clamping plate 43, a milling cutter 44 and a fastener 45; the chassis 31 is mounted at the top end of the guide post 2, the motor 32 is mounted in the chassis 31, an output shaft of the motor 32 penetrates through the bottom wall of the chassis 31 and extends out of the chassis, one end of the shaft rod 33 is connected with the output shaft of the motor 32 through a coupler, and the grinding wheel 34 is mounted at the other end of the shaft rod 33; after the motor 32 is connected to the power supply, the motor 32 is started to drive the shaft rod 33 to rotate, and further drive the grinding wheel 34 to rotate at a high speed, so as to polish the edge end face of the milling cutter 44.

One end of the bottom plate 41 is provided with a U-shaped sliding groove 411, and the U-shaped sliding groove 411 is matched with the guide post 2, so the bottom plate 41 can be slidably mounted on the guide post 2 through the U-shaped sliding groove 411, the upper clamping plate 42 is covered on the lower clamping plate 43 and fixed through a fastener 45, the bottom surface of the upper clamping plate 42 and the surface of the lower clamping plate 43 are also provided with matched arc grooves 431, the lower clamping plate 43 is arranged at the other end of the bottom plate 41 and fixed through screws, the handle end of the milling cutter 44 is inserted into the arc grooves 431, and the blade end of the milling cutter 44 and the sand surface of the grinding wheel 34 are positioned; fastener 45 further includes a rod aperture 451, a threaded rod 452, a spring A453, a pressure spring 454, and a nut 455; the rod hole 451 is provided at both ends of the upper and lower clamps 42 and 43, the screw 452 is inserted into the rod hole 451, the spring a453 is fitted on the screw 452, and the bottom of the spring a453 is connected to the upper clamp 42, the nut 455 is rotatably installed on the screw 452, and the bottom of the nut 455 is connected to the spring a 453.

The nut 455 is rotated to make the pressure spring 454 press the spring B52, and the deformation force of the spring B52 acts on the upper clamping plate 42 to make the upper clamping plate 42 and the lower clamping plate 43 tightly fit, so that the milling cutter 44 is clamped and fixed, thereby ensuring the stability of the milling cutter 44 during grinding.

When the nut 455 is turned outward toward the screw 452, the pressure of the pressure spring 454 pressing the spring B52 is reduced, and the force of the spring B52 acting on the upper clamping plate 42 is reduced, so that the force for clamping the milling cutter 44 is reduced, and the milling cutter 44 can be turned under the action of turning force, thereby achieving the purpose of adjusting the edge end face thereof.

A supporting cylinder 5 is arranged at one end of the machine table 1 and at the lower end of the milling cutter clamping assembly 4, and the supporting cylinder 5 comprises a cylinder seat 51, a spring B52, a supporting rod 53 and a top plate 54; the barrel seat 51 is arranged on the machine table 1 and fixed by screws, the spring B52 is inserted into the barrel seat 51, one end of the stay bar 53 is inserted into the barrel seat 51 and connected with the spring B52, the other end of the stay bar 53 extends to the milling cutter clamping assembly 4, the top plate 54 is arranged at the other end of the stay bar 53, and the plate surface of the top plate 54 is connected with the bottom surface of the bottom plate 41 in the milling cutter clamping assembly 4; the milling cutter clamping assembly 4 sliding away from the grinding wheel 34 is supported by the supporting cylinder 5 so as to adjust the orientation of the edge end face of the milling cutter 44, so that the edge end face of the milling cutter 44 can be sequentially ground with the grinding wheel 34, and the effect of uniform grinding is achieved.

The milling cutter clamping assembly 4 is also provided with a push-pull handle 6, and the push-pull handle 6 comprises a grab handle 61, a fixed rod 62 and an inserting hole 63; the grab handle 61 is installed at one end of the fixing rod 62, the fixing rod 62 is arranged at the outer side of one end of the lower clamping plate 43 in the milling cutter clamping assembly 4 in parallel, the inserting holes 63 are formed at one end of the lower clamping plate 43, the inserting holes 63 correspond to the fixing rod 62 one by one, and the other end of the fixing rod 62 is inserted into the inserting holes 63; the milling cutter clamping assembly 4 can be pushed and pulled by staff to slide on the guide post 2 through the push-pull handle 6 so as to polish the milling cutter 44 or adjust the edge end face of the milling cutter 44.

This cutting edge grinding device of milling cutter for milling machine, at first, presss from both sides dress milling cutter 44 through the milling cutter clamp dress subassembly 4 that sets up to utilize fastener 45 fixed milling cutter 44, thereby make when polishing the blade terminal surface of milling cutter 44, guarantee milling cutter 44's steadiness. Secondly, because the shank end of the milling cutter 44 is inserted into the arc groove 431 formed in the upper clamping plate 42 and the lower clamping plate 43, in the process of grinding the cutting edge of the milling cutter 44, the fastening piece 45 can be slightly loosened to enable the shank end of the milling cutter 44 to rotate in the arc groove 431, and then the cutting edge end face of the milling cutter 44 can be adjusted to be sequentially contacted with the grinding wheel 34 for grinding.

This process is embodied as: the nut 455 is turned outward of the screw 452 to reduce the pressure of the pressure spring 454 pressing the spring B52, and the force applied to the upper clamping plate 42 is reduced by the reduction of the pressure of the spring B52, so that the force holding the milling cutter 44 is reduced to enable the milling cutter 44 to be turned by the turning force to adjust the edge face thereof.

In the edge polishing device for the milling cutter for the milling machine, the milling cutter clamping component 4 is arranged on the guide post 2 in a sliding way, so that the milling cutter clamping component 4 can move up and down under the push and pull of staff, and the edge end face of the milling cutter 44 is contacted with the sand surface of the grinding wheel 34 for polishing after sliding to one side of the grinding wheel 34; in the grinding process, the milling cutter clamping assembly 4 can be slid away and supported by the supporting cylinder 5 according to the grinding effect of the edge end face of the milling cutter 44, so that the orientation of the edge end face of the milling cutter 44 can be adjusted, and the edge end of the milling cutter 44 can be uniformly ground.

In summary, the following steps: according to the cutting edge polishing device of the milling cutter for the milling machine, the milling cutter 44 is clamped through the milling cutter clamping assembly 4, and the milling cutter 44 is fixed by using the fastener 45, so that the stability of the milling cutter 44 is ensured; in the polishing process, the slidable milling cutter clamps the assembly 4, and the cutting edge end of the milling cutter 44 is adjusted to enable polishing to be uniform, so that the problem in the prior art can be effectively solved.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (5)

1. The utility model provides a cutting edge grinding device of milling cutter for milling machine, includes board (1), its characterized in that: a guide post (2) is installed at one end of the machine table (1), and a polishing mechanism (3) and a milling cutter clamping assembly (4) are arranged on the guide post (2); the grinding mechanism (3) comprises a case (31), a motor (32), a shaft lever (33) and a grinding wheel (34); the milling cutter clamping assembly (4) comprises a bottom plate (41), an upper clamping plate (42), a lower clamping plate (43), a milling cutter (44) and a fastener (45); the one end of bottom plate (41) sets up U type spout (411) to U type spout (411) and guide pillar (2) phase-match, bottom plate (41) pass through U type spout (411) slidable mounting on guide pillar (2), punch holder (42) lid is adorned on lower plate (43) to fixed through fastener (45), and the bottom surface of punch holder (42) still sets up assorted arc groove (431) with lower plate (43) face, the other end of bottom plate (41) is located in lower plate (43), and through the screw fixation, the handle of a knife end cartridge of milling cutter (44) is in arc groove (431), and the sword end of milling cutter (44) is in the coplanar with the sand face of emery wheel (34).

2. The cutting edge grinding device of a milling cutter for a milling machine according to claim 1, characterized in that: the machine case (31) is mounted at the top end of the guide post (2), the motor (32) is mounted in the machine case (31), an output shaft of the motor (32) penetrates through the bottom wall of the machine case (31) and extends out of the machine case, one end of the shaft rod (33) is connected with the output shaft of the motor (32) through a coupler, and the grinding wheel (34) is mounted at the other end of the shaft rod (33).

3. The cutting edge grinding device of a milling cutter for a milling machine according to claim 1, characterized in that: the fastener (45) further comprises a rod hole (451), a screw rod (452), a spring A (453), a pressure spring piece (454) and a screw cap (455); the rod hole (451) is formed in two ends of the upper clamping plate (42) and the lower clamping plate (43), the screw rod (452) is inserted into the rod hole (451), the spring A (453) is sleeved on the screw rod (452), the bottom of the spring A (453) is connected with the upper clamping plate (42), the nut (455) is rotatably installed on the screw rod (452), and the bottom of the nut (455) is connected with the spring A (453).

4. The cutting edge grinding device of a milling cutter for a milling machine according to claim 1, characterized in that: a supporting cylinder (5) is arranged at one end of the machine table (1) and the lower end of the milling cutter clamping assembly (4), and the supporting cylinder (5) comprises a cylinder seat (51), a spring B (52), a supporting rod (53) and a top plate (54); the barrel seat (51) is arranged on the machine table (1) and fixed through screws, the spring B (52) is inserted into the barrel seat (51), one end of the support rod (53) is inserted into the barrel seat (51) and connected with the spring B (52), the other end of the support rod (53) extends to the milling cutter clamping assembly (4), the top plate (54) is arranged at the other end of the support rod (53), and the plate surface of the top plate (54) is connected with the bottom surface of the bottom plate (41) in the milling cutter clamping assembly (4).

5. The cutting edge grinding device of a milling cutter for a milling machine according to claim 1, characterized in that: a push-pull handle (6) is also arranged on the milling cutter clamping component (4), and the push-pull handle (6) comprises a grab handle (61), a fixed rod (62) and an inserting hole (63); the grab handle (61) is installed at one end of the fixing rod (62), the fixing rod (62) is arranged at the outer side of one end of a lower clamping plate (43) in the milling cutter clamping assembly (4) in parallel, the inserting holes (63) are formed in one end of the lower clamping plate (43), the inserting holes (63) correspond to the fixing rod (62) one by one, and the other end of the fixing rod (62) is inserted into the inserting holes (63).

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